Kyocera KM-3650w - Manual (Page 46)

Chapter 3 Error Correction 3-13
2. Check if the Toner Hatch (Original Table) is closed
firmly.
If not, close it firmly.
3. If the same error message is displayed although both Engine Unit and Toner Hatch (Original
Table) are closed firmly, the machine is in the start up process.
Wait for a while until the error message disappears automatically.
NOTE
The Toner Hatch (Original Table) may be
opened slightly even if it looks closed firmly.
Toner Hatch
(Original Table)